Guei Mei Chiang, DDS
NPI 1407981798 · Dentist · Oakland, CA
Enrolled with Medicare as Order and Referring Only - Dentist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Guei Mei Chiang, DDS is a Dentist provider in Oakland, CA (NPI 1407981798).
Provider details
- NPI number
- 1407981798
- Entity type
- Individual
- Primary specialty
- DentistDental Providers
- Credential
- DDS
- Sex
- Female
- Sole proprietor
- No
- License
- DDS35862 (CA)
Specialties & taxonomies
Dental Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-02-23
- Last updated
- 2012-07-09
Frequently asked questions
- What is Guei Mei Chiang's NPI number?
- Guei Mei Chiang's National Provider Identifier (NPI) is 1407981798, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Guei Mei Chiang's specialty?
- Guei Mei Chiang is listed in the NPPES registry with a primary specialty of Dentist (Dental Providers).
- Where is Guei Mei Chiang located?
- Guei Mei Chiang's practice location on file with NPPES is 818 Webster St, Oakland, CA 94607-4220.
- What is Guei Mei Chiang's phone number?
- The practice phone number listed in the NPPES registry for Guei Mei Chiang is (510) 986-6800.
- Does Guei Mei Chiang accept Medicare?
- Guei Mei Chiang is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Guei Mei Chiang's NPI active?
- Yes — Guei Mei Chiang's NPI (1407981798) is active in the NPPES registry as of the last update on 2012-07-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.